Lync tips -46-intranet-Sharing desktop-internet-network issues

PS: Real case-troubleshooting.

Problem:

In a Lync server 2013 environment, there are front end servers, edge servers, reverse proxy servers, and then the firewall maps the ports to the public network, before the external environment is normal:

1. Lync 2013 Internal Login

2. Lync 2013 External Login

3. Internal and external audio, shared Whiteboard, PowerPoint normal

4. Internal and external shared desktops, applications, external prompts for network issues

5. What is the cause of the impact?

Troubleshooting:

1. Want to

What makes people wonder is, why other can, shared desktop problem?

The firewall belongs to the network tube.

The reverse proxy server belongs to my tube.

How do you deal with it?

A) log in on-premises yourself

B) Friends Log in externally

C) Use TMG's logs for troubleshooting

D) If you do not, set the IP address segment of the external NIC for the notebook, add hosts, sign in to Lync 2013

E) Find another colleague's notebook set the IP address segment of the TMG external NIC, add hosts, sign in to Lync 2013

F) about D,e is to remove the impact of the firewall, of course, we mainly use the TMG log to row the wrong, really can not be discharged, and then use D,e

2. Sign in to Lync 2013 yourself

3. Friends sign in to Lync 2013

Note: You need to find friends with unlimited network, such as if you look for Microsoft, their Internet outbound is foreign, it is possible to affect the error.

4. Let friends open http://www.ip138.cn

View your public IP, copy IP, send to you.

5. Using TMG for troubleshooting

With the public IP, refer to the following procedure to crawl the log in the previous settings:

Http://www.51cto.com

Search for the following articles:

Lync Tips -43-View all your connections through the reverse proxy server log

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6. Own on-premises shared desktop, friends on the Internet to accept, prompting network problems, in the TMG log see about the 443 connection

7. Later found that the Edge server also has a 443 port connection, and then to the front-end server to view the topology, found the following problems, the original 555 was modified to 443

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8. Change 443 to 555, then publish the topology, export the topology, import the topology on the Edge server, install the configuration Edge server, restart the service

9. Sign in to Lync yourself

10. Friends sign in to Lync

11. Own Lync Shared desktop to a friend, normal

Troubleshooting Summary:

1. All along, many friends, including I sometimes do not know the shared desktop, in the end is the impact of the

2. This error is found, if everything was normal before

3. Your firewall has not been modified.

4. Your reverse proxy server has not been modified

5. So the question definitely went up on the port of your A/V edge service

This article is from the "it-standardization" blog, make sure to keep this source http://dynamic.blog.51cto.com/711418/1601666

Lync tips -46-intranet-Sharing desktop-internet-network issues